added better metric for utilisation

analyzer/analyzer/scripts/metrics.py

@@ -83,7 +83,47 @@ def trans_with_max_response_latency(connection):
    return result[0]
 
 @metric
-def memory_utilisation_percent(connection):
+def memory_active(connection):
+   cursor = connection.cursor()
+   cursor.execute(""" SELECT sum(DataStrobeEnd - DataStrobeBegin) FROM transactions """)
+   active = cursor.fetchone()
+   cursor = connection.cursor()
+   cursor.execute(""" SELECT clk FROM GeneralInfo """)
+   clk = cursor.fetchone()
+   return (active[0]/clk[0])
+
+@metric
+def memory_total(connection):
+   cursor = connection.cursor()
+   cursor.execute(""" SELECT max(DataStrobeEnd) FROM Transactions """)
+   total = cursor.fetchone()
+   cursor = connection.cursor()
+   cursor.execute(""" SELECT clk FROM GeneralInfo """)
+   clk = cursor.fetchone()
+   return (total[0]/clk[0])
+
+@metric
+def memory_idle(connection):
+   cursor = connection.cursor()
+   cursor.execute(""" SELECT sum(p1.PhaseEnd - p2.PhaseBegin) FROM Phases p1, Phases p2 Where p1.PhaseName = "REQ" and p2.PhaseName = "RESP" and ((p1.Transact-1) = (p2.Transact)) and  (p1.PhaseEnd > p2.PhaseBegin) """)
+   idle = cursor.fetchone()
+   cursor = connection.cursor()
+   cursor.execute(""" SELECT clk FROM GeneralInfo """)
+   clk = cursor.fetchone()
+   if idle[0] == None:
+      return 0;
+   else:
+      return (idle[0]/clk[0])
+
+@metric
+def memory_utilisation_percent_new(connection):
+   total  = memory_total(connection)
+   active = memory_active(connection)
+   idle   = memory_idle(connection)
+   return (active/(total-idle))*100
+
+@metric
+def memory_utilisation_percent_old(connection):
    cursor = connection.cursor()
    cursor.execute(""" SELECT sum(DataStrobeEnd - DataStrobeBegin) FROM transactions """)
    active = cursor.fetchone()
@@ -93,6 +133,7 @@ def memory_utilisation_percent(connection):
    return (active[0]/total[0])*100
 
 
+
 def refreshMissDecision(connection,calculatedMetrics):
    cursor = connection.cursor()
    cursor.execute("""SELECT phases.ID,PhaseBegin,PhaseEnd,TBank FROM Phases INNER JOIN  transactions on transactions.id = phases.transact WHERE PhaseName='AUTO_REFRESH' """)